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<a href="net__env__simulator_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="comment">/* Flow</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="comment"> * Copyright 2023 Akamai Technologies, Inc.</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="comment"> *</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span><span class="comment"> * Licensed under the Apache License, Version 2.0 (the</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="comment"> * &quot;License&quot;); you may not use this file except in</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span><span class="comment"> * compliance with the License.  You may obtain a copy</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="comment"> * of the License at</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="comment"> *</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span><span class="comment"> *   https://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span><span class="comment"> *</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span><span class="comment"> * Unless required by applicable law or agreed to in</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span><span class="comment"> * writing, software distributed under the License is</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span><span class="comment"> * distributed on an &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span><span class="comment"> * CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span><span class="comment"> * See the License for the specific language governing</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span><span class="comment"> * permissions and limitations under the License. */</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span><span class="comment"></span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span><span class="comment">/// @file</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span><span class="comment"></span><span class="preprocessor">#include &quot;<a class="code" href="net__env__simulator_8hpp.html">flow/net_flow/net_env_simulator.hpp</a>&quot;</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span> </div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceflow_1_1net__flow.html">flow::net_flow</a></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span>{</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span><span class="comment">// Implementations.</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span> </div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"><a class="line" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a29cbd6ad9be0d9bf7ac72a4e0675d4b8">   25</a></span><a class="code hl_function" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a29cbd6ad9be0d9bf7ac72a4e0675d4b8">Net_env_simulator::Net_env_simulator</a>(<a class="code hl_class" href="classflow_1_1log_1_1Logger.html">log::Logger</a>* logger_ptr,</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span>                                     <a class="code hl_typedef" href="classflow_1_1net__flow_1_1Net__env__simulator.html#abfee43798dfbb7edb5428d1b939e5d53">seed_type_t</a> random_seed,</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span>                                     <a class="code hl_typedef" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a6b0ed8c75b296b26b63eacb73e4b3d5d">prob_type_t</a> recv_packet_loss_prob,</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span>                                     <span class="keyword">const</span> <a class="code hl_typedef" href="classflow_1_1net__flow_1_1Net__env__simulator.html#af810d3db1d281e1a29e9b0ebf578a2ca">Packet_loss_seq</a>&amp; recv_packet_loss_seq,</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span>                                     <span class="keyword">const</span> <a class="code hl_typedef" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a9dc71851284e2d20ab6760b82defa6b8">Latency_range</a>&amp; recv_latency_range,</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span>                                     <span class="keyword">const</span> <a class="code hl_typedef" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a1db158ebdacaeea526a9d50c5beddc0d">Latency_seq</a>&amp; recv_latency_seq,</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span>                                     <a class="code hl_typedef" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a6b0ed8c75b296b26b63eacb73e4b3d5d">prob_type_t</a> recv_packet_dup_prob,</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span>                                     <span class="keyword">const</span> <a class="code hl_typedef" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a3ed1661440b977426b6d5be959ecc85a">Packet_dup_seq</a>&amp; recv_packet_dup_seq) :</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span>  log::Log_context(logger_ptr, <a class="code hl_enumeration" href="namespaceflow.html#a3938730ab4b89daf13d027a5f620e7ce">Flow_log_component</a>::S_NET_FLOW),</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span>  m_seed((random_seed == 0) ? <a class="code hl_typedef" href="classflow_1_1net__flow_1_1Net__env__simulator.html#abfee43798dfbb7edb5428d1b939e5d53">seed_type_t</a>(util::<a class="code hl_function" href="namespaceflow_1_1util.html#ad92ad411feccf73908abe6ed130d48f5">time_since_posix_epoch</a>().count()) : random_seed),</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span>  m_rnd_generator(m_seed),</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span>  m_recv_packet_loss_seq(recv_packet_loss_seq),</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span>  m_recv_packet_loss_distribution(recv_packet_loss_prob),</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span>  m_recv_latency_seq(recv_latency_seq),</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span>  m_recv_latency_distribution_msec(recv_latency_range.first.count(),</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span>                                   recv_latency_range.second.count()),</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span>  m_recv_packet_dup_seq(recv_packet_dup_seq),</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span>  m_recv_packet_dup_distribution(recv_packet_dup_prob)</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span>{</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span>  <span class="keyword">using </span>boost::chrono::round;</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span>  <span class="keyword">using </span>boost::chrono::milliseconds; <span class="comment">// Just for the output streaming.</span></div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span> </div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span>  <a class="code hl_define" href="log_8hpp.html#a325fdd4b5cf0be49b37d3b7b7c29070d">FLOW_LOG_INFO</a>(<span class="stringliteral">&quot;Net_env_simulator [&quot;</span> &lt;&lt; <span class="keyword">this</span> &lt;&lt; <span class="stringliteral">&quot;] started with random seed [&quot;</span> &lt;&lt; <a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#ac532250636f3ae5b045310e9d791c7d2">m_seed</a> &lt;&lt; <span class="stringliteral">&quot;]; &quot;</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span>                <span class="stringliteral">&quot;receiver packet loss [&quot;</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span>                &lt;&lt; (recv_packet_loss_prob * <a class="code hl_typedef" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a6b0ed8c75b296b26b63eacb73e4b3d5d">prob_type_t</a>(100)) &lt;&lt; <span class="stringliteral">&quot;%]; &quot;</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span>                <span class="stringliteral">&quot;latency range [&quot;</span> &lt;&lt; round&lt;milliseconds&gt;(recv_latency_range.first) &lt;&lt; <span class="stringliteral">&quot;, &quot;</span></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span>                &lt;&lt; round&lt;milliseconds&gt;(recv_latency_range.second) &lt;&lt; <span class="stringliteral">&quot;]; &quot;</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span>                <span class="stringliteral">&quot;packet duplication probability [&quot;</span></div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span>                &lt;&lt; (recv_packet_dup_prob * <a class="code hl_typedef" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a6b0ed8c75b296b26b63eacb73e4b3d5d">prob_type_t</a>(100)) &lt;&lt; <span class="stringliteral">&quot;%]&quot;</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span>                <span class="stringliteral">&quot;.&quot;</span>);</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span>}</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span> </div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"><a class="line" href="classflow_1_1net__flow_1_1Net__env__simulator.html#ad4f21b9f4db47570989e87af50b560ae">   57</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="classflow_1_1net__flow_1_1Net__env__simulator.html#ad4f21b9f4db47570989e87af50b560ae">Net_env_simulator::should_drop_received_packet</a>()</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span>{</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span>  <span class="keywordflow">if</span> (<a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a861af16185e100777bff382b278ac138">m_recv_packet_loss_seq</a>.empty())</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span>  {</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span>    <span class="comment">// Ran out of prescribed outcomes; use randomness.</span></div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span>    <span class="keywordflow">return</span> <a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a599755f43627661e5ab721f57708ecac">m_recv_packet_loss_distribution</a>(<a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a564e92e0cb49425be5962db80ef75a43">m_rnd_generator</a>);</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span>  }</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span>  <span class="comment">// else</span></div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> drop = <a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a861af16185e100777bff382b278ac138">m_recv_packet_loss_seq</a>.front();</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span>  <a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a861af16185e100777bff382b278ac138">m_recv_packet_loss_seq</a>.pop();</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span>  <span class="keywordflow">return</span> drop;</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span>}</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span> </div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"><a class="line" href="classflow_1_1net__flow_1_1Net__env__simulator.html#ad3507a56fd416c215423d4519e4ac176">   70</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="classflow_1_1net__flow_1_1Net__env__simulator.html#ad3507a56fd416c215423d4519e4ac176">Net_env_simulator::should_duplicate_received_packet</a>()</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span>{</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span>  <span class="keywordflow">if</span> (<a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a2b05bfbdaee55c7ece72344e4a0f3b04">m_recv_packet_dup_seq</a>.empty())</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span>  {</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span>    <span class="comment">// Ran out of prescribed outcomes; use randomness.</span></div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span>    <span class="keywordflow">return</span> <a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#ab01aa06b2136ab24ef7d411698096fc4">m_recv_packet_dup_distribution</a>(<a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a564e92e0cb49425be5962db80ef75a43">m_rnd_generator</a>);</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span>  }</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno">   77</span>  <span class="comment">// else</span></div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno">   78</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> dup = <a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a2b05bfbdaee55c7ece72344e4a0f3b04">m_recv_packet_dup_seq</a>.front();</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span>  <a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a2b05bfbdaee55c7ece72344e4a0f3b04">m_recv_packet_dup_seq</a>.pop();</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno">   80</span>  <span class="keywordflow">return</span> dup;</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span>}</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span> </div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"><a class="line" href="classflow_1_1net__flow_1_1Net__env__simulator.html#aadc0bd07b7d8f589ec6f361ed4ed8c6c">   83</a></span><a class="code hl_typedef" href="namespaceflow.html#a48799f1263cdeedec125be51a3db2b79">Fine_duration</a> <a class="code hl_function" href="classflow_1_1net__flow_1_1Net__env__simulator.html#aadc0bd07b7d8f589ec6f361ed4ed8c6c">Net_env_simulator::received_packet_latency</a>()</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno">   84</span>{</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno">   85</span>  <span class="keywordflow">if</span> (<a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#ac14a4e2f96cde90306384313730ee914">m_recv_latency_seq</a>.empty())</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno">   86</span>  {</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno">   87</span>    <span class="comment">// Ran out of prescribed outcomes; use randomness.</span></div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno">   88</span>    <span class="keywordflow">return</span> <a class="code hl_typedef" href="namespaceflow.html#a48799f1263cdeedec125be51a3db2b79">Fine_duration</a>(<a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#aa077d5b9bc824da5fa7f3b504c83d33c">m_recv_latency_distribution_msec</a>(<a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#a564e92e0cb49425be5962db80ef75a43">m_rnd_generator</a>));</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span>  }</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span>  <span class="comment">// else</span></div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span>  <span class="keyword">const</span> <a class="code hl_typedef" href="namespaceflow.html#a48799f1263cdeedec125be51a3db2b79">Fine_duration</a> latency = <a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#ac14a4e2f96cde90306384313730ee914">m_recv_latency_seq</a>.front();</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span>  <a class="code hl_variable" href="classflow_1_1net__flow_1_1Net__env__simulator.html#ac14a4e2f96cde90306384313730ee914">m_recv_latency_seq</a>.pop();</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span>  <span class="keywordflow">return</span> latency;</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span>}</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span> </div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span>} <span class="comment">// namespace flow::net_flow</span></div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span> </div>
<div class="ttc" id="aclassflow_1_1log_1_1Logger_html"><div class="ttname"><a href="classflow_1_1log_1_1Logger.html">flow::log::Logger</a></div><div class="ttdoc">Interface that the user should implement, passing the implementing Logger into logging classes (Flow'...</div><div class="ttdef"><b>Definition:</b> <a href="log_8hpp_source.html#l01280">log.hpp:1284</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_a1db158ebdacaeea526a9d50c5beddc0d"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#a1db158ebdacaeea526a9d50c5beddc0d">flow::net_flow::Net_env_simulator::Latency_seq</a></div><div class="ttdeci">std::queue&lt; Fine_duration &gt; Latency_seq</div><div class="ttdoc">Short-hand for list of packet latencies.</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00087">net_env_simulator.hpp:87</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_a29cbd6ad9be0d9bf7ac72a4e0675d4b8"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#a29cbd6ad9be0d9bf7ac72a4e0675d4b8">flow::net_flow::Net_env_simulator::Net_env_simulator</a></div><div class="ttdeci">Net_env_simulator(log::Logger *logger_ptr, seed_type_t random_seed=0, prob_type_t recv_packet_loss_prob=0, const Packet_loss_seq &amp;recv_packet_loss_seq=Packet_loss_seq(), const Latency_range &amp;recv_latency_range=Latency_range(), const Latency_seq &amp;recv_latency_seq=Latency_seq(), prob_type_t recv_packet_dup_prob=0, const Packet_dup_seq &amp;recv_packet_dup_seq=Packet_dup_seq())</div><div class="ttdoc">Constructs simulator.</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8cpp_source.html#l00025">net_env_simulator.cpp:25</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_a2b05bfbdaee55c7ece72344e4a0f3b04"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#a2b05bfbdaee55c7ece72344e4a0f3b04">flow::net_flow::Net_env_simulator::m_recv_packet_dup_seq</a></div><div class="ttdeci">Packet_dup_seq m_recv_packet_dup_seq</div><div class="ttdoc">At a given point in time, the i-th from now (in chronological order) received packet will be duplicat...</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00210">net_env_simulator.hpp:210</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_a3ed1661440b977426b6d5be959ecc85a"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#a3ed1661440b977426b6d5be959ecc85a">flow::net_flow::Net_env_simulator::Packet_dup_seq</a></div><div class="ttdeci">std::queue&lt; bool &gt; Packet_dup_seq</div><div class="ttdoc">Short-hand for list of packet duplication outcomes.</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00084">net_env_simulator.hpp:84</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_a564e92e0cb49425be5962db80ef75a43"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#a564e92e0cb49425be5962db80ef75a43">flow::net_flow::Net_env_simulator::m_rnd_generator</a></div><div class="ttdeci">Random_generator m_rnd_generator</div><div class="ttdoc">Random number generator for various random events like packet loss.</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00180">net_env_simulator.hpp:180</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_a599755f43627661e5ab721f57708ecac"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#a599755f43627661e5ab721f57708ecac">flow::net_flow::Net_env_simulator::m_recv_packet_loss_distribution</a></div><div class="ttdeci">boost::random::bernoulli_distribution&lt; prob_type_t &gt; m_recv_packet_loss_distribution</div><div class="ttdoc">Returns true or false according to some probability set at construction; used for received packet los...</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00190">net_env_simulator.hpp:190</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_a6b0ed8c75b296b26b63eacb73e4b3d5d"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#a6b0ed8c75b296b26b63eacb73e4b3d5d">flow::net_flow::Net_env_simulator::prob_type_t</a></div><div class="ttdeci">double prob_type_t</div><div class="ttdoc">Short-hand for floating point between 0 and 1 used to express probability.</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00078">net_env_simulator.hpp:78</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_a861af16185e100777bff382b278ac138"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#a861af16185e100777bff382b278ac138">flow::net_flow::Net_env_simulator::m_recv_packet_loss_seq</a></div><div class="ttdeci">Packet_loss_seq m_recv_packet_loss_seq</div><div class="ttdoc">At a given point in time, the i-th from now (in chronological order) received packet will be dropped ...</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00187">net_env_simulator.hpp:187</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_a9dc71851284e2d20ab6760b82defa6b8"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#a9dc71851284e2d20ab6760b82defa6b8">flow::net_flow::Net_env_simulator::Latency_range</a></div><div class="ttdeci">std::pair&lt; Fine_duration, Fine_duration &gt; Latency_range</div><div class="ttdoc">Short-hand for latency range [low, high].</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00090">net_env_simulator.hpp:90</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_aa077d5b9bc824da5fa7f3b504c83d33c"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#aa077d5b9bc824da5fa7f3b504c83d33c">flow::net_flow::Net_env_simulator::m_recv_latency_distribution_msec</a></div><div class="ttdeci">boost::random::uniform_int_distribution&lt; Fine_duration::rep &gt; m_recv_latency_distribution_msec</div><div class="ttdoc">Returns random latencies (in units of Fine_duration) within the improper [low, high] range given at c...</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00203">net_env_simulator.hpp:203</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_aadc0bd07b7d8f589ec6f361ed4ed8c6c"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#aadc0bd07b7d8f589ec6f361ed4ed8c6c">flow::net_flow::Net_env_simulator::received_packet_latency</a></div><div class="ttdeci">Fine_duration received_packet_latency()</div><div class="ttdoc">Low-level packet was received and not dropped, but should we simulate that it was lagged by an additi...</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8cpp_source.html#l00083">net_env_simulator.cpp:83</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_ab01aa06b2136ab24ef7d411698096fc4"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#ab01aa06b2136ab24ef7d411698096fc4">flow::net_flow::Net_env_simulator::m_recv_packet_dup_distribution</a></div><div class="ttdeci">boost::random::bernoulli_distribution&lt; prob_type_t &gt; m_recv_packet_dup_distribution</div><div class="ttdoc">Returns true or false according to some probability set at construction; used for received packet dup...</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00213">net_env_simulator.hpp:213</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_abfee43798dfbb7edb5428d1b939e5d53"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#abfee43798dfbb7edb5428d1b939e5d53">flow::net_flow::Net_env_simulator::seed_type_t</a></div><div class="ttdeci">uint32_t seed_type_t</div><div class="ttdoc">Short-hand for the random seed integer type.</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00075">net_env_simulator.hpp:75</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_ac14a4e2f96cde90306384313730ee914"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#ac14a4e2f96cde90306384313730ee914">flow::net_flow::Net_env_simulator::m_recv_latency_seq</a></div><div class="ttdeci">Latency_seq m_recv_latency_seq</div><div class="ttdoc">At a given point in time, the i-th from now (in chronological order) received packet will be lagged b...</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00197">net_env_simulator.hpp:197</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_ac532250636f3ae5b045310e9d791c7d2"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#ac532250636f3ae5b045310e9d791c7d2">flow::net_flow::Net_env_simulator::m_seed</a></div><div class="ttdeci">seed_type_t m_seed</div><div class="ttdoc">Random seed for m_rnd_generator (saved for reproducibility of &quot;random&quot; events).</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00177">net_env_simulator.hpp:177</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_ad3507a56fd416c215423d4519e4ac176"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#ad3507a56fd416c215423d4519e4ac176">flow::net_flow::Net_env_simulator::should_duplicate_received_packet</a></div><div class="ttdeci">bool should_duplicate_received_packet()</div><div class="ttdoc">Low-level packet was received, but should we simulate that it was duplicated? Probability and/or pres...</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8cpp_source.html#l00070">net_env_simulator.cpp:70</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_ad4f21b9f4db47570989e87af50b560ae"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#ad4f21b9f4db47570989e87af50b560ae">flow::net_flow::Net_env_simulator::should_drop_received_packet</a></div><div class="ttdeci">bool should_drop_received_packet()</div><div class="ttdoc">Low-level packet was received, but should we simulate that it was dropped before receipt?...</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8cpp_source.html#l00057">net_env_simulator.cpp:57</a></div></div>
<div class="ttc" id="aclassflow_1_1net__flow_1_1Net__env__simulator_html_af810d3db1d281e1a29e9b0ebf578a2ca"><div class="ttname"><a href="classflow_1_1net__flow_1_1Net__env__simulator.html#af810d3db1d281e1a29e9b0ebf578a2ca">flow::net_flow::Net_env_simulator::Packet_loss_seq</a></div><div class="ttdeci">std::queue&lt; bool &gt; Packet_loss_seq</div><div class="ttdoc">Short-hand for list of packet loss outcomes.</div><div class="ttdef"><b>Definition:</b> <a href="net__env__simulator_8hpp_source.html#l00081">net_env_simulator.hpp:81</a></div></div>
<div class="ttc" id="alog_8hpp_html_a325fdd4b5cf0be49b37d3b7b7c29070d"><div class="ttname"><a href="log_8hpp.html#a325fdd4b5cf0be49b37d3b7b7c29070d">FLOW_LOG_INFO</a></div><div class="ttdeci">#define FLOW_LOG_INFO(ARG_stream_fragment)</div><div class="ttdoc">Logs an INFO message into flow::log::Logger *get_logger() with flow::log::Component get_log_component...</div><div class="ttdef"><b>Definition:</b> <a href="log_8hpp_source.html#l00197">log.hpp:197</a></div></div>
<div class="ttc" id="anamespaceflow_1_1net__flow_html"><div class="ttname"><a href="namespaceflow_1_1net__flow.html">flow::net_flow</a></div><div class="ttdoc">Flow module containing the API and implementation of the Flow network protocol, a TCP-inspired stream...</div><div class="ttdef"><b>Definition:</b> <a href="asio_2node_8cpp_source.html#l00024">node.cpp:25</a></div></div>
<div class="ttc" id="anamespaceflow_1_1util_html_ad92ad411feccf73908abe6ed130d48f5"><div class="ttname"><a href="namespaceflow_1_1util.html#ad92ad411feccf73908abe6ed130d48f5">flow::util::time_since_posix_epoch</a></div><div class="ttdeci">boost::chrono::microseconds time_since_posix_epoch()</div><div class="ttdoc">Get the current POSIX (Unix) time as a duration from the Epoch time point.</div><div class="ttdef"><b>Definition:</b> <a href="util_8cpp_source.html#l00147">util.cpp:147</a></div></div>
<div class="ttc" id="anamespaceflow_html_a3938730ab4b89daf13d027a5f620e7ce"><div class="ttname"><a href="namespaceflow.html#a3938730ab4b89daf13d027a5f620e7ce">flow::Flow_log_component</a></div><div class="ttdeci">Flow_log_component</div><div class="ttdoc">The flow::log::Component payload enumeration comprising various log components used by Flow's own int...</div><div class="ttdef"><b>Definition:</b> <a href="common_8hpp_source.html#l00637">common.hpp:638</a></div></div>
<div class="ttc" id="anamespaceflow_html_a48799f1263cdeedec125be51a3db2b79"><div class="ttname"><a href="namespaceflow.html#a48799f1263cdeedec125be51a3db2b79">flow::Fine_duration</a></div><div class="ttdeci">Fine_clock::duration Fine_duration</div><div class="ttdoc">A high-res time duration as computed from two Fine_time_pts.</div><div class="ttdef"><b>Definition:</b> <a href="common_8hpp_source.html#l00416">common.hpp:416</a></div></div>
<div class="ttc" id="anet__env__simulator_8hpp_html"><div class="ttname"><a href="net__env__simulator_8hpp.html">net_env_simulator.hpp</a></div></div>
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